The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 28, 2025

Filed:

May. 12, 2021
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventors:

Masashige Suwa, Tokyo, JP;

Muneharu Kuwata, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 41/24 (2018.01); F21S 41/20 (2018.01); F21S 41/32 (2018.01); F21S 41/40 (2018.01); F21S 41/25 (2018.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21S 41/24 (2018.01); F21S 41/285 (2018.01); F21S 41/321 (2018.01); F21S 41/40 (2018.01); F21S 41/25 (2018.01); F21Y 2115/10 (2016.08);
Abstract

A light source distribution element for headlight device includes: a first light guide portion that is located between a first joint surface of an incident portion and a first emission portion, and is to guide light from the first joint surface of the incident portion to the first emission portion; and a second light guide portion that is located between a second joint surface of the incident portion and a second emission portion, has a first reflection surface formed on one of opposite side faces of the second light guide portion and a second reflection surface formed on the other one of the opposite side faces, and is to reflect light from the second joint surface of the incident portion by using the first reflection surface and the second reflection surface to guide the light to the second emission portion.


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